/**
 *    Copyright (C) 2024-present MongoDB, Inc.
 *
 *    This program is free software: you can redistribute it and/or modify
 *    it under the terms of the Server Side Public License, version 1,
 *    as published by MongoDB, Inc.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    Server Side Public License for more details.
 *
 *    You should have received a copy of the Server Side Public License
 *    along with this program. If not, see
 *    <http://www.mongodb.com/licensing/server-side-public-license>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the Server Side Public License in all respects for
 *    all of the code used other than as permitted herein. If you modify file(s)
 *    with this exception, you may extend this exception to your version of the
 *    file(s), but you are not obligated to do so. If you do not wish to do so,
 *    delete this exception statement from your version. If you delete this
 *    exception statement from all source files in the program, then also delete
 *    it in the license file.
 */


#include "mongo/db/session/service_liaison_router.h"
#include "mongo/db/service_context.h"
#include "mongo/s/grid.h"
#include "mongo/s/query/exec/cluster_cursor_manager.h"

#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kControl

namespace mongo {

namespace service_liaison_router_callbacks {

LogicalSessionIdSet getOpenCursorSessions(OperationContext* opCtx) {
    LogicalSessionIdSet openCursorSessions;

    // Append any in-use session ids from the global cluster cursor managers.
    auto cursorManager = Grid::get(opCtx->getServiceContext())->getCursorManager();
    cursorManager->appendActiveSessions(&openCursorSessions);

    return openCursorSessions;
}

int killCursorsWithMatchingSessions(OperationContext* opCtx,
                                    const SessionKiller::Matcher& matcher) {
    auto cursorManager = Grid::get(opCtx->getServiceContext())->getCursorManager();

    auto killedCursorsResponse = cursorManager->killCursorsWithMatchingSessions(opCtx, matcher);

    // Ignore errors when trying to kill cursors with matching sessions. This flow is only run by
    // the LogicalSessionCache, that eventually will call it again.
    if (!killedCursorsResponse.first.isOK()) {
        LOGV2_WARNING(8391501,
                      "Error while trying to kill cursors",
                      "error"_attr = redact(killedCursorsResponse.first));
    }

    return killedCursorsResponse.second;
}

}  // namespace service_liaison_router_callbacks

}  // namespace mongo
